A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5985-01-230-2074
NSN 5945-01-541-6279
NSN 6645-00-498-6869
NSN 6320-01-516-3836
NSN 5910-01-429-8685
NSN 5905-01-089-8723
NSN 5960-00-237-6917
NSN 6650-00-023-1638
NSN 5895-00-170-4568
NSN 6145-01-579-4395
NSN 5910-00-687-1254
NSN 5960-01-048-8228